From 31a01db14b90fda9ca55ba9178d75e45911efea2 Mon Sep 17 00:00:00 2001 From: Dmitry Baryshkov Date: Fri, 26 Jan 2024 20:26:22 +0200 Subject: [PATCH] drm/msm/dp: parse DT from dp_parser_get It makes little sense to split the submodule get and actual DT parsing. Call dp_parser_parse() directly from dp_parser_get(), so that the parser data is fully initialised once it is returned to the caller. Reviewed-by: Konrad Dybcio Signed-off-by: Dmitry Baryshkov Tested-by: Kuogee Hsieh Reviewed-by: Kuogee Hsieh Patchwork: https://patchwork.freedesktop.org/patch/576101/ Link: https://lore.kernel.org/r/20240126-dp-power-parser-cleanup-v3-3-098d5f581dd3@linaro.org --- drivers/gpu/drm/msm/dp/dp_display.c | 6 ------ drivers/gpu/drm/msm/dp/dp_parser.c | 8 +++++++- drivers/gpu/drm/msm/dp/dp_parser.h | 3 --- 3 files changed, 7 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index c8e1bbebdffe2..fd6dd2dec3699 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -1267,12 +1267,6 @@ static int dp_display_probe(struct platform_device *pdev) return -EPROBE_DEFER; } - rc = dp->parser->parse(dp->parser); - if (rc) { - DRM_ERROR("device tree parsing failed\n"); - goto err; - } - rc = dp_power_client_init(dp->power); if (rc) { DRM_ERROR("Power client create failed\n"); diff --git a/drivers/gpu/drm/msm/dp/dp_parser.c b/drivers/gpu/drm/msm/dp/dp_parser.c index 7032dcc8842b3..2d9d126c119b0 100644 --- a/drivers/gpu/drm/msm/dp/dp_parser.c +++ b/drivers/gpu/drm/msm/dp/dp_parser.c @@ -315,13 +315,19 @@ static int dp_parser_parse(struct dp_parser *parser) struct dp_parser *dp_parser_get(struct platform_device *pdev) { struct dp_parser *parser; + int ret; parser = devm_kzalloc(&pdev->dev, sizeof(*parser), GFP_KERNEL); if (!parser) return ERR_PTR(-ENOMEM); - parser->parse = dp_parser_parse; parser->pdev = pdev; + ret = dp_parser_parse(parser); + if (ret) { + dev_err(&pdev->dev, "device tree parsing failed\n"); + return ERR_PTR(ret); + } + return parser; } diff --git a/drivers/gpu/drm/msm/dp/dp_parser.h b/drivers/gpu/drm/msm/dp/dp_parser.h index 90a2cdbbe3449..4ccc432b4142a 100644 --- a/drivers/gpu/drm/msm/dp/dp_parser.h +++ b/drivers/gpu/drm/msm/dp/dp_parser.h @@ -67,7 +67,6 @@ struct dss_module_power { * * @pdev: platform data of the client * @mp: gpio, regulator and clock related data - * @parse: function to be called by client to parse device tree. */ struct dp_parser { struct platform_device *pdev; @@ -76,8 +75,6 @@ struct dp_parser { u32 max_dp_lanes; u32 max_dp_link_rate; struct drm_bridge *next_bridge; - - int (*parse)(struct dp_parser *parser); }; /** -- 2.30.2